Hugh Everett III was an American physicist who, in his 1957 PhD thesis, proposed what is now known as the many-worlds interpretation (MWI) of quantum mechanics.

Mark Oliver Everett is an American singer, songwriter, multi-instrumentalist and the frontman of the rock band Eels. Also known as E, he is known for writing songs tackling subjects such as death, loneliness, divorce, childhood innocence, depression, and unrequited love, often from personal experience.